Rembrandt watercolours are made in Holland of only the best materials. This professional-quality colour range is made from the purest pigments and purest quality gum arabic for brilliant and constant colours. The metal tin has hinged lids to use for mixing wells. By mixing colours with oxide black, it creates unique granulating colours with a dark masstone and a clear undertone. Includes (12) 10ml watercolour paint tubes in the following colours: Azo Yellow Medium Cadmium Free (247), Brilliant Orange (264), Azomethine Green Yellow (296), Napthol Red Bright (354), Transparent Oxide Red (378), Permanent Red Violet (567), Phthalo Blue Red (583), Indanthrene Blue (585), Quinacridone Purple Blue (593), Phthalo Green Yellow (681), and 2 tubes of Oxide Black (735). All colours in this oxide black mixing set have the highest lightfastness rating of +++ (100+ years under museum conditions).